PREFIT GX Series
The PREFIT GX Series is a lineup of reliable strength training machines designed for rehabilitation, preventative care, and controlled muscle strengthening. The series includes the Rowing GX-300, Leg Press GX-310, and Leg Extension GX-320.
Each machine is designed with user safety, accessibility, and comfort in mind. Features such as seated adjustments, low initial load, clear position indicators, transfer-friendly layouts, and protected weight stacks support safe and effective training for a wide range of users.
Available Models
Rowing GX-300
Strengthens back muscles to help maintain good posture and support upper-body training.
Leg Press GX-310
Strengthens lower-limb postural muscles needed for daily activities and mobility support.
Leg Extension GX-320
Strengthens the quadriceps muscles to support gait stability and lower-limb function.
Rowing GX-300
The Rowing GX-300 strengthens the back muscles, helping users maintain good posture. It supports both one-handed and two-handed rowing exercises and allows key settings to be adjusted while seated.
Adjustable Weights While Seated
Weight settings are positioned within arm’s reach, allowing the user to adjust resistance while seated.
Easy Seat Height Adjustment
The seat height can be adjusted to the desired position while the user remains seated.
Easy Mode Changes
The machine allows quick switching between one-handed and two-handed rowing exercises.
Rowing GX-300 Specifications
| External Dimensions | Approx. 1345 × 789 × 1910(H) mm |
|---|---|
| Weight | Approx. 224 kg, main unit: 124 kg, weights: 100 kg |
| Loaded Weights | 5 kg × 8 pieces, 10 kg × 6 pieces |
| Resistance | Minimum 3 kg to maximum load 63 kg |
| Weight Adjustment Increments |
3 kg–27 kg: 3 kg increments, or 0.3 kg increments when using auxiliary weights. 27 kg–63 kg: 6 kg increments. |
Leg Press GX-310
The Leg Press GX-310 strengthens postural muscles of the lower limbs, which are needed for daily activities such as standing, walking, and transferring.
Easy and Safe Access
The spacious entry area allows users to get on and off safely and comfortably.
Positioning Adjustments While Seated
The seat position, backrest angle, and foot plate angle can be adjusted while seated.
Easy-to-Understand Settings
Color coding helps users and therapists easily read the backrest angle and foot plate angle settings.
Leg Press GX-310 Specifications
| External Dimensions | Approx. 1785 × 1000 × 1650(H) mm |
|---|---|
| Weight | Approx. 340 kg, main unit: 195 kg, weights: 145 kg |
| Loaded Weights | 5 kg × 9 pieces, 10 kg × 10 pieces |
| Resistance | Minimum 5 kg to maximum load 150 kg |
| Weight Adjustment Increments |
5 kg–50 kg: 5 kg increments, or 2.5 kg increments when using auxiliary weights. 50 kg–150 kg: 10 kg increments. |
Leg Extension GX-320
The Leg Extension GX-320 strengthens the quadriceps muscles, helping support gait stability and lower-limb control.
Easy and Safe Access
The forward-tilting seat and fixed-position handles make it easier and safer for users to get on and off.
Supports Greater Knee Extension
A variable resistance mechanism reduces resistance toward the end of the movement, helping support smoother knee extension.
Positioning Adjustments While Seated
The seat and backrest positions can be adjusted while the user remains seated.
Leg Extension GX-320 Specifications
| External Dimensions | Approx. 982 × 962 × 1550(H) mm |
|---|---|
| Weight | Approx. 290 kg, main unit: 140 kg, weights: 150 kg |
| Loaded Weights | 5 kg × 8 pieces, 10 kg × 11 pieces |
| Resistance | Minimum 3 kg to maximum load 78 kg |
| Weight Adjustment Increments |
3 kg–23 kg: 2.5 kg increments, or 0.25 kg increments when using auxiliary weights. 23 kg–78 kg: 5 kg increments. |
* Loads may vary slightly depending on the positioning setting applied.
Shared Design Features
The PREFIT GX Series is designed to improve comfort, usability, and safety during strength training, especially for users in rehabilitation or preventative care programs.
Comfortable Access
- Wide transfer space
- Low seat height
- Clear area at the feet
Adjustments While Seated
- Adjustment levers designed for simple operation
- Color-coded position indicators
- Weight settings accessible while seated
Proper Approach to Training
- Reduced initial load where possible
- Range of motion control using ROM stopper
Convenient and Safe Design
- Load shown as actual load
- Belts and wheels placed inside the frame
- Weight stacks covered at the front and back
- Instruction guidance for proper use
Made in Japan